Smartwool Men's Mountain Bike Short Sleeve Jersey Speedster The Men's Mountain Bike Short Sleeve Jersey is built for riders who want to stay comfortable while crushing trails. It blends merino wool and recycled polyester to keep you cool, dry, and odor-free. The regular fit gives you room to move, while the drop-tail hem adds coverage when bending over the bars. For sweaty uphills, muddy singletrack, breezy downhills, and every ride in between, this shirt will become a staple in your wardrobe. Features Merino-wool and recycled polyester blend, controls temperature and manages moisture Mesh vents at back, increase airflow on hot climbs Drop-tail hem, gives extra coverage when riding bent over Regular fit, offers room to move without bulk Reflective accents, help you be seen in low light Locker loop inside collar, makes post-ride storage easy MFG#: SW002745SPECIFICATIONSIntended Use Mountain Biking Fit Men's - Regular Material Main Body: 56% Merino Wool / 44% Recycled Polyester, Panels: 38% Merino Wool / 33% Lyocell / 29% Recycled Polyester Ventilation Back mesh zones Reflective Yes Care Instructions Machine wash cold gentle cycle, tumble dry low, cool iron as needed, do not bleach, do not dry clean SIZINGSize Chest Waist Arm Length S36"-38"29"-31"31"-32"M39"-41"32"-34"32"-33"L42"-44"34"-37"33"-34"XL45"-48"38"-40"34"-35"XXL49"-51"41"-44"35"-36" | Smartwool | Men's Mountain Bike Short Sleeve Jersey | Size Extra Large In Black-Charcoal Heather | Polyester